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authorNirmoy Das <nirmoy.das@amd.com>2021-09-02 16:31:07 +0300
committerAlex Deucher <alexander.deucher@amd.com>2021-09-14 22:35:59 +0300
commit62d266b2bd4afb216791d6eff8f3d65542fd4d16 (patch)
tree15257b976c24b725f2a6cce8a1f14db6eadd258d /drivers/gpu/drm
parent59715cffce19cfd4f7cffcf6d7ecc18478af8c4a (diff)
downloadlinux-62d266b2bd4afb216791d6eff8f3d65542fd4d16.tar.xz
drm/amdgpu: cleanup debugfs for amdgpu rings
Use debugfs_create_file_size API for creating ring debugfs, and as its a NULL returning API, change the return type for amdgpu_debugfs_ring_init API as well. Also cleanup surrounding code. Signed-off-by: Nirmoy Das <nirmoy.das@amd.com> Reviewed-by: Shashank Sharma <shashank.sharma@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c4
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c18
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h10
3 files changed, 9 insertions, 23 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index 60f46a4b0144..97d88f3e1c4c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -1734,9 +1734,7 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev)
if (!ring)
continue;
- if (amdgpu_debugfs_ring_init(adev, ring)) {
- DRM_ERROR("Failed to register debugfs file for rings !\n");
- }
+ amdgpu_debugfs_ring_init(adev, ring);
}
amdgpu_ras_debugfs_create_all(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 0554576d3695..ab2351ba9574 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -415,26 +415,20 @@ static const struct file_operations amdgpu_debugfs_ring_fops = {
#endif
-int amdgpu_debugfs_ring_init(struct amdgpu_device *adev,
- struct amdgpu_ring *ring)
+void amdgpu_debugfs_ring_init(struct amdgpu_device *adev,
+ struct amdgpu_ring *ring)
{
#if defined(CONFIG_DEBUG_FS)
struct drm_minor *minor = adev_to_drm(adev)->primary;
- struct dentry *ent, *root = minor->debugfs_root;
+ struct dentry *root = minor->debugfs_root;
char name[32];
sprintf(name, "amdgpu_ring_%s", ring->name);
+ debugfs_create_file_size(name, S_IFREG | S_IRUGO, root, ring,
+ &amdgpu_debugfs_ring_fops,
+ ring->ring_size + 12);
- ent = debugfs_create_file(name,
- S_IFREG | S_IRUGO, root,
- ring, &amdgpu_debugfs_ring_fops);
- if (IS_ERR(ent))
- return PTR_ERR(ent);
-
- i_size_write(ent->d_inode, ring->ring_size + 12);
- ring->ent = ent;
#endif
- return 0;
}
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 88d80eb3fea1..4d380e79752c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -253,10 +253,6 @@ struct amdgpu_ring {
bool has_compute_vm_bug;
bool no_scheduler;
int hw_prio;
-
-#if defined(CONFIG_DEBUG_FS)
- struct dentry *ent;
-#endif
};
#define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
@@ -356,8 +352,6 @@ static inline void amdgpu_ring_write_multiple(struct amdgpu_ring *ring,
int amdgpu_ring_test_helper(struct amdgpu_ring *ring);
-int amdgpu_debugfs_ring_init(struct amdgpu_device *adev,
- struct amdgpu_ring *ring);
-void amdgpu_debugfs_ring_fini(struct amdgpu_ring *ring);
-
+void amdgpu_debugfs_ring_init(struct amdgpu_device *adev,
+ struct amdgpu_ring *ring);
#endif